noun
Anatomical term for the tube connecting the middle ear to the pharynx.
エウスタキオ管は中耳と咽頭をつないでいる。
The Eustachian tube connects the middle ear and the pharynx.
Named after the Italian anatomist Bartolomeo Eustachi. The Japanese term is a direct borrowing of the Western anatomical name, written in katakana with the kanji 管 (tube).